Rapid repairing method for heat supply pipeline
A heating pipeline, fast technology, applied in the direction of pipe components, pipes/pipe joints/pipes, mechanical equipment, etc., can solve the problems of pipe lines being cut off, heating pipes leaking, etc., to achieve stability assurance, improve process steps, Achieve quick fixes
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[0045] The present invention will be further described below in conjunction with the embodiments; the following embodiments are not intended to limit the present invention, but only serve as a way to support the realization of the present invention. Any equivalent structure replacement within the technical framework disclosed in the present invention is the present invention. the scope of protection of the invention;
[0046] combined with Figures 1 to 11 The quick repair method for heating pipes described in , the injection method includes the following steps: closing the valves in the incoming and outgoing water directions, digging out the foundation pit and cleaning up the accumulated water, cutting the steel pipe at the leak and drying the steel pipe at the leak, using replacement Welding connection between steel pipes and steel pipes, wrapping the cut outer protective pipe with inner and outer polyethylene sheets, injecting rigid polyurethane foam, wrapping the newly inj...
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